Quran 21:53 from Surah Al-Anbiyaa on Divine Marvels.
قَالُواْ وَجَدۡنَآ ءَابَآءَنَا لَهَا عَٰبِدِينَ
English translation: They said We found our forefathers of them worshippers
Transliteration: qalu wajadna abaana laha abidina